diff --git a/apps/openstacknetworking/app/src/main/java/org/onosproject/openstacknetworking/impl/OpenstackRoutingArpHandler.java b/apps/openstacknetworking/app/src/main/java/org/onosproject/openstacknetworking/impl/OpenstackRoutingArpHandler.java
index f1440c1..dc83d98 100644
--- a/apps/openstacknetworking/app/src/main/java/org/onosproject/openstacknetworking/impl/OpenstackRoutingArpHandler.java
+++ b/apps/openstacknetworking/app/src/main/java/org/onosproject/openstacknetworking/impl/OpenstackRoutingArpHandler.java
@@ -267,7 +267,7 @@
             try {
 
                 Set<String> extRouterIps = osNetworkService.externalPeerRouters().
-                        stream().map(r -> r.externalPeerRouterIp().toString()).collect(Collectors.toSet());
+                        stream().map(r -> r.ipAddress().toString()).collect(Collectors.toSet());
 
                 // if SPA is NOT contained in existing external router IP set, we ignore it
                 if (!extRouterIps.contains(spa.toString())) {